CI: Opensearch Test added

referenced:
https://opensearch.org/docs/latest/install-and-configure/install-opensearch/docker/

Author: Leo Park

.github/workflows/tests.yml renamed to .github/workflows/elasticsearch_tests.yml

@@ -1,4 +1,4 @@
-name: CI
+name: Elasticsearch
 
 on:
   push:
@@ -7,7 +7,7 @@ on:
   pull_request:
 
 jobs:
-  tests:
+  elasticsearch_tests:
     runs-on: ubuntu-latest
     services:
       es:
@@ -39,4 +39,3 @@ jobs:
 
       - name: Run tests
         run: python3 search_test.py --count=2000 --search_db_url=http://localhost:9200
-

.github/workflows/opensearch_tests.yml

@@ -0,0 +1,41 @@
+name: OpenSearch
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  opensearch_tests:
+    runs-on: ubuntu-latest
+    services:
+      es:
+        image: opensearchproject/opensearch:2
+        ports:
+          - 9200:9200
+        options: >-
+          --env discovery.type=single-node
+          --env DISABLE_SECURITY_PLUGIN=true
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: 3.12
+
+      - name: Install dependencies
+        run: |
+          pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Wait for Opensearch
+        run: |
+          sleep 10
+          curl -s http://localhost:9200
+
+      - name: Run tests
+        run: python3 search_test.py --count=2000 --search_db_url=http://localhost:9200